Heather Angel / Wildflower drifts on disused railway line, flowers include Rosebay willowherb (Epilobium angustifolium), Yellow loosestrife (Lysimachia vulgaris) and Oxeye daisy (Leucanthemum vulgare). Haskayne Cutti...

Chris Mattison / Yellow loosestrife (Lysimachia vulgaris) growing along a lane, Monmouthshire, Wales, UK.

Chris Mattison / Yellow loosestrife (Lysimachia vulgaris) growing along a lane, Monmouthshire, Wales, UK.

Konrad Wothe / Tracking shot looking over a meadow, with Great burnet (Sanguisorba officinalis) and Garden loosestrife (Lysimachia vulgaris) in flower, Bavaria, Germany, July.

Will Watson / Yellow loosestrife (Lysimachia vulgaris), among Common Reed (Phragmites australis), Het Goor Asbroek, Belgium, June.

Ernie Janes / Colourful garden with Phlox, Crocosmia and Loosestrife (Lythum virgatum) seen through lattice window . England, UK.

Ernie Janes / Loosestrife (Lythrum virgatum) 'Dropmore Purple' in flower garden border England, UK.

Ernie Janes / Loosestrife (Lythrum virgatum) 'Dropmore Purple' in flower garden border England, UK.

Chris Mattison / Yellow loosestrife (Lysimachia vulgaris) in flower, growing at the edge of a country road, near Hathersage, Deryshire, Peak District, England, UK, July.

Ross Hoddinott / Garden tiger moth (Arctia caja) resting on Purple loosestrife (Lythrum salicaria), Dunsdon Nature Reserve, Devon, UK, June

Bernard Castelein / Green-veined white butterfly (Pieris napi) resting on Purple loosestrife (Lythrum salicaria), Brasschaat, Belgium. August.

Paul Harcourt Davies / Yellow loosestrife (Lysimachia vulgaris) in flower, Terni, Umbria, Italy. July.